- Category: Water Feature
- Type: Island
- Latitude/Longitude: 53°21'39"N 4°14'58"W
- Eastings/Northings: 250400, 387276
- OS Grid: SH504872
- Mapcode Local: GBR HMWT.G5P
- Mapcode Global: WH428.PSL5
Location and coordinates are for the approximate centre of Trwyn Gribin within this administrative area.
Geographic features and populated places may cross administrative borders.